<body style="background-color:#f2f9fd;">
        <div class="header bg-main">
            <div class="logo margin-big-left fadein-top">
                <h1><img src="<?=base_url()?>static/backend/images/y.jpg" class="radius-circle rotate-hover" height="50" alt="" />后台管理中心</h1>
            </div>
            <div class="head-l"><a class="button button-little bg-green" href="<?=base_url()?>index.php" target="_blank"><span class="icon-home"></span> 前台首页</a> &nbsp;&nbsp;
                <a class="button button-little bg-red" href="<?=site_url('user/logout')?>"><span class="icon-power-off"></span> 退出登录</a> </div>
        </div>
        <div class="leftnav">
            <div class="leftnav-title"><strong><span class="icon-list"></span>菜单列表</strong></div>
            <h2><span class="icon-wrench"></span>基本设置</h2>
            <ul style="display:block">
                <li><a href="<?=site_url('home/dashboard')?>" target="right"><span class="icon-dashboard"></span>网站设置</a></li>
            </ul>   
            <h2><span class="icon-book"></span>文章管理</h2>
            <ul>
                <li><a href="<?=site_url('article/add')?>" target="right"><span class="icon-pencil"></span>发布新闻</a></li>
                <li><a href="<?=site_url('article/lists/0')?>" target="right"><span class="icon-list"></span>新闻列表</a></li>      
            </ul>
            <h2><span class="icon-desktop"></span>软件管理</h2>
            <ul>
                <li><a href="<?=site_url('software/add')?>" target="right"><span class="icon-pencil"></span>添加软件</a></li>
                <li><a href="<?=site_url('software/lists')?>" target="right"><span class="icon-list"></span>软件列表</a></li>      
            </ul>
        </div>
        <script type="text/javascript">
            $(function () {
                $(".leftnav h2").click(function () {
                    $(this).next().slideToggle(200);
                    $(this).toggleClass("on");
                })
                $(".leftnav ul li a").click(function () {
                    $("#a_leader_txt").text($(this).text());
                    $(".leftnav ul li a").removeClass("on");
                    $(this).addClass("on");
                })
            });
        </script>
        <ul class="bread">
            <li><a href="" target="right" class="icon-home"> 首页</a></li>
        </ul>
        <div class="admin">
            <iframe scrolling="auto" rameborder="0" src="<?=site_url('home/dashboard')?>" name="right" width="100%" height="100%"></iframe>
        </div>
    </body>
</html>